Change en.yml to Zoidberg's language

en_to_zzzz.rb

test_subject = {
  abc: "foo",
  bar: {
    fox: { we: "es" }
  },
  foo: {
    foobar: {
      barfoo: "en",
      usa: "f yeah",
      uk: { queen: "save" }
    }
  }
}

puts "---------- test_subject is #{test_subject.inspect}"

# Joe: half-ass recursion
def change_value(a_hash)
  something = a_hash.inject({}) {|result, (k, v)|
    if v.is_a?(Hash)
      result[k] = change_value(v)
    else
      result[k] = "zzz" # terminating condition
    end
    result
  }

  something
end

# Dylon: CS perfect recursion
def real_recursion(a, h)
  if h.empty? # at the lowest point of tree
    a
  else
    k, v = h.first
    h.delete(k)
    if v.is_a?(Hash)
      a[k] = real_recursion({}, v)
    else
      a[k] = 'zzz' # terminating condition
    end
    real_recursion(a, h) # I need it to move to the next key of the same level
  end
end

puts "---------- change_value(test_subject) is #{change_value(test_subject).inspect}"
puts "---------- real_recursion(test_subject) is #{real_recursion({}, test_subject).inspect}"